VJ320 HiFi Bluetooth 5.0 helmets with hands-free FM radio micro SD reader.

VJ320 HiFi Bluetooth 5.0 Headphones, with hands-free, FM radio • Bluetooth 5.0 and stereo sound: Bluetooth 5.0 technology integrates ultra-low power consumption, better connection performance and wider compatibility. • 40mm dynamic speakers: deliver high-quality audio. Experience a wireless experience with exceptional sound • Foldable headband: you can carry them comfortably when you fold them. Headband finished in PU padding in the head support area, longer periods of use and high comfort. Extendable side areas. • Ergonomically designed soft ear cushions with dense foam to improve comfort and sound seal. • Built-in microphone for hands-free calls (only in bluetooth mode). • Built-in FM radio and micro SD card reader (up to 32 GB). • Includes: USB to micro USB charging cable, minijack cable with double male to use connected. Bluetooth: 5.0 Supported profiles: A2DP, AVCTP, AVRCP, HFP, SPP, SMPATTGAP, GATT, RFCOMM, SDP, L2CAP Maximum range: up to 10m without obstacles Frequency: 2402-2480GHz Speakers: 40mm Impedance: 32 Ohm Frequency response: 35- 20,000Hz Sensitivity: 96 dB Supported micro SD card: up to 32Gb Radio frequency: 87.5-108MHz Battery: 450mAh Usage time in playback: up to 12 hours Usage time in call: up to 12 hours Approximate charging time: 2.5 hours PVC and metal alloy