1. Bluetooth 2. Compatible with iphone and android mobile phones. 3. Support TF Card/Aux-in/BT Connection/FM.
Specification:
Material: ABS+silicone Color: black, silver, pink, green, blue Bluetooth version: BT V5.0+EDR version Playing time: 4-5 hours Standby time: 120 hours Working range: 10 meters (free space) Battery capacity: 400 mA Transmission distance: 10 meters Frequency response range: 20Hz-20KHZ Music playing time (100% volume): about 3-4 hours