GT77 NFC Bluetooth Receiver & Transmitter With Ambient Light Car Audio Amplifier & Audio Converter

1. Supports TF card playback, plug-and-play
2. The speaker/amp can be connected via Bluetooth, allowing for wireless listening on mobile phones
3. NFC function, one-touch connection, convenient to use
4. Can be connected to vehicles, enabling listening to music, navigation, and making calls simultaneously, enhancing safety during driving, one-click switch, and stable AUX transmission quality
5. Intelligent RGB color-changing lights, adding an atmosphere
6. Rich interfaces, compatible with various devices. AUX/RCA/TF card, meeting the requirements of different audio interfaces for various devices
7. Stable signal, 10-meter unobstructed transmission
8. Universal audio interface design, compatible with 99% of audio playback devices on the market
9. Equipped with 5.4 Bluetooth chip, with multiple protection circuits built-in. Stable signal transmission, more fully compatible with other Bluetooth versions

Parameters
1. Bluetooth version: Version 5.4
2. Bluetooth frequency: 2.402 - 2.48GHz
3. Transmission distance: up to 10 meters in open areas
4. Power supply method: Type-C direct plug-in power supply
5. NFC function: supported
6. Size: about 7.25 x 7.57 x 2.51cm
7. 7. Packaging list: main unit x 1; USB-C cable x 1; 3.5mm audio cable x 1; RCA audio cable x 1; instruction manual x 1