There are 2 models optional, different model with different interface and appearance, please choose suitable model before purchase:

（1）NFC Bluetooth 5.3 Receiver with Remote Control,Built-in battery

（2）NFC Bluetooth 5.0 Receiver with Remote Control,Power supply use

（1）NFC Bluetooth 5.3 Receiver with Remote Control,Built-in battery

Product name: NFC Bluetooth 5.3 audio receiver

Battery: 200 mA，fully charged, it can last for about 8 hours, and can be used outdoors!

Charging interface: Type-C

Audio input interface: Bluetooth /U disk

Audio output interface: RCA/AUX

With or without remote control: with remote control.

Bluetooth version: The Upgraded Bluetooth 5.3 Version,backward compatible with Bluetooth 5.2/5.1/5.0/4.2/4.1/4.0/3.0/2.0/1.0.

Package:

1 x Audio Receiver

1 x Power Supply Line

1 x AUX Audio Cable

1 x RCA Cable

1 x Remote Control

More options for dual audio interfaces

it can be connected to audio/amplifiers/TV/headphones, and supports simultaneous connection of two devices, Wired devices can also bid farewell to wireless, making it easy to have BluetoothUpgrading Old Style,Speakers to Bluetooth

Only a 3.5mm audio cable is required You can tum into a Bluetooth speaker in seconds and enjoy no "wire" musicRETROFIT OLD EOUIPMENT TRANSFORM INTO BLUETOOTH FUNCTIONALITYUPGRADED BLUETOOTH RECEIVER
U DISK PLAYBACK/NFC TOUCH/IR REMOTE CONTROL（2）NFC Bluetooth 5.0 Receiver with Remote Control,Power supply use

Bluetooth version: 5.0

Forward transmission distance: 10 meters

Output interface: 3.5mm/Type-c

Bluetooth protocol: AVRCP, A2DP

Frequency range: 2400-2483.5MHz

Frequency Response: 20Hz-20kHz

Output power: 28mW RL=16Ω

Signal-to-noise ratio: more than 90dB

Total harmonic distortion: less than 0.1%

Product size: 78*50*18 (mm)

Support: U disk, hands-free calling, NFC connection, SBC, AAC, 5V USB power supply, two mobile phone connection.

Package Content:

1x Bluetooth 5.0 Audio Receiver Adapter

1x 3.5mm Aux Cable

1x Type C Charge Cable

1x User Manual