Check the listing for details. NFC Bluetooth Audio Receiver/Transmitter Fr Speaker/TV/Amplifier AUX/RCA/Optical. Color: Black, Condition: New. Listed at 21.92 USD. DecemDerMall Happy for bidding NFC Bluetooth Audio Receiver/Transmitter For Speaker/TV/Amplifier AUX/RCA/Optical 800?'800px':this.width); max-height:800px;height:e­xpression(this.height>800?'800px':this.height)" src="https://image.pushauction.com/0/0/fd66b606-4128-4609-8952-c17524d3d960/031290d8-cd8f-4234-9746-e374a0b80187.jpg"> 800?'800px':this.width); max-height:800px;height:e­xpression(this.height>800?'800px':this.height)" src="https://image.pushauction.com/0/0/fd66b606-4128-4609-8952-c17524d3d960/4baadc08-339f-440d-b224-777dae7a5d48.jpg"> Features: ◆ Exquisite product appearance and modeling, cool RGB phantom light, multi-color adjustable, soft and not harsh. ◆ Adopt Bluetooth 5.3 chip design with stronger compatibility and stability. ◆ Bluetooth receiver (RX), Bluetooth transmitter (TX) two-in-one design. ◆ Receiving mode is upgraded, and it can be connected to two cell phones at the same time to listen to songs. ◆ Equipped with high-definition LED digital display screen, full-screen display of the working status and Bluetooth mode is clearly visible. ◆ Built-in digital signal to analog chip, support digital fiber, coaxial, AUX, RCA interface. ◆ Upgraded wireless NFC sensor function, one touch of the cell phone to connect/disconnect. ◆ Built-in 1000mAh rechargeable high-capacity lithium battery, up to 10 - 12 hours of continuous work after fully charged, standby about 30 days. ◆ Support USB (U disk) playback and transmit, support a variety of lossless format audio file playback. ◆ Built-in HD microphone, support wireless listening, hands-free phone talk, GPS navigation. ◆ The product is simple to connect, no need to download APP or install any drivers. Specifications: Bluetooth Version: Bluetooth V5.3 Supported protocols: RX: A2DP AVRC; TX: A2DP Operating Frequency Band: 2.402GHz -2.480GHz Power Level: Power Level 2 (Class II) Sensitivity: -85dBm