Bluetooth Version: V5.0（NOTE: Not work with car bluetooth）
Working distance: 33ft/10m without barrier
Headset cable length:1.05m
AC / DC adapter input: 100 - 240V, 50 / 60Hz, 0.2A ( Max ), output: 4.5V / 0.6A( not included )
Battery: 2 x 1.5V AA/ LR6 batteries(not included )
1x bluetooth portable CD player
1x USB Cable
1x User Manual
1. The CD player requires external power adapter or 2 AA batteries (Not included).
2. Please turn off the ""hold"" key at the back of the CD before powering it on. Press the power button to star playing the CD.
3. The keys on the device are locked and LCD will display ""HOLD"", then disappear. May be misunderstood machine can not boot.
4. "DISC" will appear on the screen if invalid CD inserted. Please replace the CD disc in the supported format. If the disc format is supported, please try restarting the player.
5. The condition of the disc (scratches, debris, cracks, ect.) will impact the performance of the device. (Only support CD disc)
6. The player has not built in a speaker, you need to connect headphones to hear the sound. Or connect Bluetooth speaker /Bluetooth headset.
7. sudden exposure to high level music may result in hearing loss. The cd player is designed with a default volume when turned on to offer ear protection. Long press the ear button for 3 seconds, the LED display will show “HIGH”, then release the button and press again to increase the volume.