Description:
1. Compact slim and lightweight design, unique.
2. FM stereo listening via earphone.
3. Automatic search and storage of radio station.
4. Manual search and storage of radio station.
5. 40 preset stations (20 FM + 20 AM).
6. 31-level digital volume control.
7. Lock switch to prevent accidental operation.
8. Built-in rechargeable lithium battery has long battery life.
9. 3.5mm earphone jack: Better sound clarity in noisy environments.
10. Large digital display, easy to use for the elderly and children.
11. Convenience for hiking, busing or walking.

Parameters:
1. Frequency: FM 64-108 MHz, AM: 522-1710 KHz.
2. Tuning increment: FM: 0.1MHz, AM: 9KHz / 10KHz.
3. Power supply: Built-in 450mAh rechargeable lithium battery.
4. Charging voltage: DC 5V, 500mA.

1. Suitable for RT90 series walkie talkie
2. The wire is not easy to break and is resistant to traction
3. Good quality and long life
4. It is the cable used to connect the radio and PC, then write the program settings and frequency of the walkie-talkie via PC
5. Support computer system: Win XP/7/8/10

1. Mini body, compact and portable to carry in your pocket.
2. Single band display.
3. Frequency range: 400-470 (MHz)
4. Number of channels: 16
5. Operating voltage: 3.7V DC
6. Theoretical communication distance: 5-10km
7. Communication type: Unable to insert card

1. Mini body, compact and portable to carry in your pocket.
2. Single band display.
3. Frequency range: 400-470 (MHz)
4. Number of channels: 16
5. Working voltage: DC 3.7V.
6. Theoretical communication distance: 5-10km
7. Communication type: Unable to insert card

1. Operation mode: portable
2. SOS button: yes
3. POC button: yes
4. Group switch: support
5.BT Version: BT4.2+EDR
6. BT Protocol: HFP; Hsp; A2DP; AVRCP; SPP
7. Transmission range: up to 10 meters
8. Transmission power: class2.4dbm
9. Sensitivity: 80dbm less than 0.1%BER
10. Audio Performance: SBC Decoding
11. Audio to noise ratio: greater than or equal to 75 dB
12. Speaker power: 1W/8R (116DB)
13. LED indicator: Blue/green LED indicator
14. Earphone jack: 3.5mm audio jack, support PPT earphone
15. Battery capacity: 2000mA/3.7V
16. Charging time: 2.5 hours
17. Operating temperature: -10 ~ 50 degrees C
18. Size: 9 x 7 x 2 cm / 3.54 x 2.76 x 0.79 in

1. Operation mode: handheld
2. SOS button: yes
3. POC button: yes
4. Group switch: support
5.BT Version: BT4.2+EDR
6. BT Protocol: HFP; HSP; A2DP; AVRCP; SPP
7. Transmission range: up to 10 meters
8. Transmission power: CLASS2,4DBM
9. Sensitivity: 80DBM less than 0.1% BER
10. Audio Performance: SBC Decoding
11. Audio ration to ration: greater than or equal to 75 dB
12. Speaker power: 1W / 8R (116 dB)
13. LED indicator: Blue/Green LED indicator
14. Earphone Jack: 3.5mm audio jack, support PPT Earphone
15. Battery capacity: 2000mA / 3.7V
16. Charging time: 2.5 hours
17. Operating temperature: -10 ~ 50 degrees c

Functions:
Do you have 2 sets of balanced XLR signal devices with 2 sets of balanced XLR signal outputs that need to be connected and locked?
Want to get a balanced XLR signal on an unbalanced RCA signal? Stuck with an unbalanced RCA signal on a balanced XLR signal?
A powerful balanced signal stereo selector switch can solve the problem of connecting and linking multiple devices. No external power supply, no switching loss.
1. Two groups of XLR signal input, two groups of XLR signal output, one group of RCA connection input and output.
2. Input and output by independent 3-position rotary mechanical switching, switching by high-precision silver-plated contact lossless switching.
3. The rotary switch switching operation will not produce explosive sound, the sound quality does not affect the transmission without loss.
4. Easy to install: Input and output with plug-and-play connection line, easy to install. Signal source transmission without switching loss, you can enjoy a different listening experience.
5. Mainly used to choose to switch a variety of balanced stereo signal inputs to share the output of a set or multiple sets of equipment. Such as multiple stereo signal sources (preamplifiers, CD players, decoders, high-end players and other equipment) need to be output to the amplifier or active speakers.
6. Simple operation, balanced signal selection switch to solve the complicated line connection operation. The need to input the signal source of the device is connected to the switcher can be selected easily and conveniently.
7. This product can achieve three interface conversion modes: XLR to XLR, XLR to RCA, RCA to XLR.
Product parameter:
1. Material: Metal iron shell
2. Interface: XLR and RCA interface
3. Power supply: No external power, plug and play
4. Input and output impedance: 10Kohm - 50Kohm
5. Frequency response: 20-20 kHz
6. Distortion: less than 0.002%
7. Output loss: less than 0.01dB
8. Signal gain: 0dB
9. Signal to Noise Ratio S/N: greater than 98 dB
10. Input and output interface: Standard XLR and RCA interface
11. Number of input channels: 3 groups of gear shift inputs (cannot be entered at the same time, 3 select 1 input)
12. Number of output channels: 3 groups of gear shift output (can not be output at the same time, 3 select 1 output)
13. Control switch: High precision silver-plated contact switch, precise selection of manual switching switch
14. Net weight of single product: 0.69 kg
15. Gross weight with packaging: 0.85 kg
16. Product Dimensions: L152mm X W107mm X H71mm
17. Package Dimensions: L210mm X W185mm X H95mm

List of packages
- B033 3-input 3-output fully balanced audio signal selector x 1

1. CPU: 32-bit ARM CPU
2. Data space: 16M Flash
3. Display: 2.8 inch TFT color screen, 176x220, adjustable backlight brightness
4. Net weight: about 174g
5. Size: 62x170x32mm (guest)
6. Wireless communication: Support 433 or 2.4G short-range wireless communication, maximum communication distance of 100 meters (vacuum test), support simulation keyboard, simulate wireless / wireless export
7. Wired communication: Mini USB, support simulation keyboard, simulation wired/wired export
8. 23-key silicone material touch-type button, longer lifespan
9. Power supply: Built-in 1400mAh lithium-polymer battery, support USB dock charging
10. Working time: continuous work up to 20 hours
11. Standby time: more than 3 months
12. Scanning module: 2D image, visible red light 630nm + 10nm, reading speed reaches 25cm per second
13. Read barcode types: EAN13, EAN8, 39code, 93code, 128code, crosscode 25(1T25), Codebar, UPCA, UPCE, etc.
14. Read 2D code types: PDF417, QR Code, DataMatrix, etc.
15. Packing list: wireless scanner, USB data cable, wireless receiver, packing box

1. CPU: 32-bit ARM CPU
2. Data space: 16M Flash
3. Display: 2.8 inch TFT color screen, 176x220, adjustable backlight brightness
4. Net weight: about 174g
5. Size: 62x170x32mm (guest)
6. Wireless communication: Support 433 or 2.4G short-range wireless communication, maximum communication distance of 100 meters (vacuum test), support simulation keyboard, simulate wireless / wireless export
7. Wired communication: Mini USB, support simulation keyboard, simulation wired/wired export
8. 23-key silicone material touch-type button, longer lifespan
9. Power supply: Built-in 1400mAh lithium-polymer battery, support USB dock charging
10. Working time: works intermittently for 20-40 hours
11. Standby time: more than 3 months
12. Scanning module: red light image, long-distance CCD recognition rate is higher, faster and more stable
13. Read barcode types: EAN13, EAN8, 39code, 93code, 128code, crosscode 25(1T25), Codebar, UPCA, UPCE, etc.
14. Packing list: wireless scanner, USB data cable, wireless receiver, packing box

1. CPU: 32-bit ARM CPU
2. Data space: 16M Flash
3. Display: 2.8 inch TFT color screen, 176x220, adjustable backlight brightness
4. Net weight: about 174g
5. Size: 62x170x32mm (guest)
6. Wireless communication: Support 100 meters 2.4G wireless long-distance transmission (vacuum test), support simulation keyboard, simulate wireless / wireless export
7. Wired communication: Mini USB, support simulation keyboard, simulation wired/wired export
8. 23-key silicone material touch-type button, longer lifespan
9. Power supply: Built-in 1400mAh lithium-polymer battery, support USB dock charging
10. Working time: continuous work up to 20 hours
11. Standby time: more than 3 months
12. Scanning module: 2D image
13. Read barcode types: EAN13, EAN8, 39code, 93code, 128code, crosscode 25(1T25), Codebar, UPCA, UPCE, etc.
14. Read 2D code types: PDF417, QR Code, DataMatrix, etc.

1. CPU: 32-bit ARM CPU
2. Data space: 16M Flash
3. Display: 2.8 inch TFT color screen, 176x220, adjustable backlight brightness
4. Net weight: about 174g
5. Size: 62x170x32mm (guest)
6. Wireless communication: Support 100 meters 2.4G wireless long-distance transmission (vacuum test), support simulation keyboard, simulate wireless / wireless export
7. Wired communication: Mini USB, support simulation keyboard, simulation wired/wired export
8. 23-key silicone material touch-type button, longer lifespan
9. Power supply: Built-in 1400mAh lithium-polymer battery, support USB dock charging
10. Working time: works intermittently for 20-40 hours
11. Standby time: more than 3 months
12. Scanning module: 650nm laser, supports common barcode recognition, long depth of field and high accuracy
13. Read barcode types: EAN13, EAN8, 39code, 93code, 128code, crosscode 25(1T25), Codebar, UPCA, UPCE, etc.

1. The mobile phone clip can be rotated 360 degrees to meet different angle requirements.
2. Comes with tripod + Bluetooth selfie
3. System: Android 4.3 or later, iOS 5.0 or later
4. Material: ABS + stainless steel
5. Dimensions: 185x45x38mm
6. Interface: micro-USB

1. The input is a switch signal. When the input port is shorted to ground (GND), an alarm message will be sent to the preset alarm phone or call the set alarm number. The content of the alarm message can be set by yourself
2. It is simple and convenient to use, can be well integrated into other equipment, and acts as a remote alarm working system
3. The alarm content of 1 alarm input and the alarm content when it is restored to normal can be defined by yourself
4. Built-in rechargeable lithium battery, usually in a charging state, when the main power is off, it will provide power and send an alarm message to the preset number
5. Power supply: DC 5V-15V

1. Low power sleep mode design
2. Unidirectional alarm voltage output
3. It can detect battery voltage in real time and create low battery voltage alarm, suitable for battery applications and wide voltage power supply range from DC5V to DC16V
4. Eight-way alarm detection, users can set different contents for each alarm SMS,
The input port can be selected as NC or no alarm mode
5. 6 groups of dialed numbers can be set. When the alarm input has a trigger signal, an alarm message will be sent to the alarm number or an alarm will be called directly
6. Easy to use, support IOS and Android apps, you can simply send text messages through the app to set up
7. Wide application fields: Mainly home security, warehouses, unattended remote stations, remote monitoring of equipment parameters (such as oil pressure, air pressure, water pressure, voltage, etc.), product upgrades (voltage monitoring, overload monitoring, etc.), security protection (smoke, fire, water level monitoring, gas, etc.) Other unattended points
8. Size: 8 x 5.8 x 2.2 cm

1. Four pickup modes: cardioid, omnidirectional, bidirectional, omnidirectional
2. Power / power consumption: 62mA-203mA
3. Sampling rate: 48khz
4. Diaphragm cabin: Four proprietary 14mm blue capacitive diaphragm cabins
5. Microphone frequency response: 20HZ-20KHZ
6. Bit Rate: 24 bit
7. Sound pressure level: 122 dB
8. Headphone amplifier impedance: 13ohms (low), 16ohms (conventional)
9. Headphone amplifier signal to noise ratio: 100dB
10. Headphone Amplifier Frequency Response: 20HZ-20KHz
11. Dimensions: 11x12.2x28.9 cm

1. Two pickup modes: cardioid mode, omnidirectional mode
2. The USB interface is Plug and Play, no driver required
3. High purity brazed steel mesh head
4. Opening the multifunction indicator
5. Built-in shock-absorbent silicone grip
6. Anti-rust metal base
7. Power / Power Consumption: 5V, 50.5mA
8. Sampling rate: 32kHz, 44.1khz and 48khz
9. Bit Rate: 16 and 24 bit
10. Microphone Frequency Response: 20HZ-20KHz
11. Sound pressure level: 110 dB
12. Diaphragm booth: Two 14mm blue condenser diaphragm booths
13. Microphone sensitivity: -37 dB
14. Headphone amplifier impedance: greater than 13 ohms
15. Headphone Amplifier Frequency Response: 20HZ-20KHz
16. Size: 10.9x9.6x21.1cm
17. Weight: 630g

1. Sensor type: pressure gradient, capacitance
2. Aim: heart-shaped
3. Frequency response: 20HZ-20KHz
4. Nominal impedance: 50 ohms
5. Recommended load impedance: greater than 1K Ohm
6. Sensitivity: 34.9mv/PA (@ 1kHz)
7. Signal to noise ratio: 73db-A (IEC 651)
8. Background noise: 16.4db-A (IEC 651)
9. Dynamic Range: 119.6DB (@ 2.5K Ohm)
10. Volume attenuation switch: -20DB
11. Size: 22x4.5cm
12. Weight: 336G

1. Single diaphragm, compact capacitive type
2. Pickup mode: Cardioid pointing mode, -10DB Cardioid pointing mode
3. USB Plug and Play, no driver required, compatible with Mac/PC
4. Spherical design, full of style
5. Sturdy adjustable microphone stabilization
6. Recording resolution: 16 bit, 44.1kHz
7. Output mode: USB Digital Output

1. Double diaphragm capsule design, clear and high sensitivity, low noise and low distortion
2. Three pickup modes: Cardioid pointing mode, -10dB Cardioid pointing mode, Omnidirectional mode
3. USB Plug and Play, no driver required, compatible with Mac/PC
4. Spherical design, full of style
5. Sturdy adjustable microphone stabilization
6. Frequency response: 40-18khz
7. Output mode: USB Digital Output

1. Pickup mode: stereo, cardioid, omnidirectional, bidirectional
2. Bit Rate: 16 bit
3. Sampling rate: 48khz
4. Diaphragm cabin: 3 cabins with 14mm blue capacitive diaphragm
5. Sensitivity: 4.5mv/PA (1kHz)
6. Frequency response: 20HZ-20KHz
7. Sound pressure level: 120 dB
8. Impedance: greater than 16 ohms
9. Signal to noise ratio: 100 dB
10. Output power: 130mw
11. Headphone amplifier frequency response: 15Hz-22khz

1. Double-screen mesh design: Effectively reduce corrosion, wind interference, saliva splashing during recording or broadcasting, get clear and loud sound.
2. All-round Adjustment: With 360 degree flexible gooseneck stand, it can precisely adapt to your work and work for you in any condition.
3. Sturdy and Stable Clamp: Specially designed clamp can be firmly attached to all types of microphone arms. With rubber mat, never damage your furniture or devices.

1. The microphone clip is a durable and flexible plastic structure.
2. The stand is designed to hold any handheld microphone for desktop placement
3. It is ideal for home recording, podcasting, live broadcasting and interviews, as well as live sound reinforcement for kick drums, pianos and amplifiers or other public places.
4. Height adjustable design, maximum height: approx. 36cm, minimum height: approx. 25cm

1. Professionally designed for game live streaming, MV recording, Internet karaoke, phone karaoke.
2. Sturdy metal ensures greater stability, 360 degrees project any angle as you like, talking/singing at ease.
3. Designed with microphone stand, phone holder and double mesh pop filter with metal mounting stick, adopts elastic band suspension structure to avoid unnecessary noise caused by shaking.
4. Adjustable size allows for wider application Universal for most phones, holder clip: 6.3 inches and below smartphones.

1. Wireless music pickup set without cable limitation.
2. Using time about 6 hours.
3. Can charge with computer with USB port.
4. Mini size easy to take.

1. Wireless music pickup set without cable limitation.
2. About 6 hours using time.
3. It can charge with computer with USB port.
4. Mini size easy to make.
5. Sweat-proof design.
6. Note: This 2.4G wireless microphone does not have an audio player. It must be used with audio, power amplifier or amplifier and cannot be amplified alone.