| Quantity | 3+ units | 10+ units | 30+ units | 50+ units | More |
|---|---|---|---|---|---|
| Price /Unit | $24.96 | $24.45 | $23.69 | $22.67 | Contact US |
B3509 Wireless Bluetooth 2 in 1 Music Audio Receiver Transmitter Transceiver Adapter Dongle
Description:
B3509 is a dual one transmit and receive Bluetooth adapter, if you use it as a Bluetooth transmitter, it can be your cell phone, walkman, TV, music on computer equipment to make your transmitted wirelessly to the Bluetooth receiver, Bluetooth stereo headphones or Bluetooth speakers and other devices. When as a Bluetooth receiver, it can be used as a stereo Bluetooth headset (only the headphone cable into the 3.5mm) are used with the speakers and other devices, or complete connected audio wireless transmission.
Features:
Send and receive integrated model, the company uses the most high-end chip csr8670 CSR, (containing lithium battery, sustained for 9 hours)
Specifications:
- Bluetooth Transmitter
- 10dBm RF transmit power with level control from on-chip
- 6-bit DAC over a dynamic range >30dB
- Class 1, Class 2 and Class 3 support without the need for an external power amplifier or TX/RX switch
- Bluetooth Receiver
- Bluetooth Vision:4.1
- Receiver sensitivity of -90dBm
- Integrated channel filters
- Digital demodulator for improved sensitivity and cochannel
Rejection
- Audio Interfaces
- Audio codec with 2 high-quality dedicated ADCs
- 2 microphone bias generators and up to 2 analogue
Microphone inputs
- Up to 6 digital microphone (MEMS) inputs
- G.722 compatible, includes improved digital FIR filter path for stop-band attenuation required for G.722 compliance
- Enhanced side-tone gain control
- Supported sample rates of 8, 11.025, 16, 22.05, 32, 44.1,
- 48 and 96kHz (DAC only)
- Real-time digitised RSSI available to application
- Fast AGC for enhanced dynamic range
- Channel classification for AFH
- Selling Point: Bluetooth 4.1 Chipset(CSR 8670), Simple,Convenient,Durable, Rechargeable lithium battery
Package includes:
- 1 x 2 in 1 Wireless Bluetooth Transceiver
- 1 x 3.5mm audio cable
- 1 x USB charging cable
- 1 x Manual
