Compatible: All Bluetooth audio devices support A2DP/AVRCP/HFP protocols Functions: TF, U disk, NFC connection, hands-free calling, Bluetooth audio transmission Product specifications: Product name: NFC multifunctional Bluetooth receiver & Bluetooth transmitter Support memory card: No support apt-x: no Support AAC: No HD support: 1080p Content: Audio & Video Wireless type: NFC, WIFI, Bluetooth, FM Audio Track: Mono, Dual Channel, 5.1, 7.1 Interface: 3.5mm, USB, DP, Type-C, Bluetooth: BT 5.0 Distance: 10m Power supply: DC5V (1-2.1A) Material: abs colour: Black Package Contents: 1 x Bluetooth adapter 1 x 3.5mm audio cable 1 x 3.5 RCA cable 1 x Data cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Bluetooth receiver NFC adapter RCA call adapter Nfc bluetooth transmitter