With the new version of Niceboy HIVE XL 3 wireless headphones, you can experience an unbelievable 69 hours of playing music. Thanks to their Bluetooth 5.3 technology, they also provide stable audio transmission. And the headphones boast a powerful and detailed sound; bass lovers are sure to appreciate the BASS BOOST mode. Then, the foldable design and heavy-duty, yet light, materials turn the HIVE XL 3 into the ideal travel partner. Bluetooth version: 5.3Frequency band: 2.4 GHzRadiofrequency band: ≤ 2.5 mWSupported Bluetooth profiles: A2DP, AVRCP, HFPSupported codecs: SBC, AACConverter frequency range: 20 Hz - 20 kHzSensitivity: 102+/-3 dBImpedance: 32 ΩPlayback time: up to 69 hours (at 50% volume)Calling time: up to 69 hoursRange: up to 15 mBattery: 630 mAhSpeaker: 40 mmCharging time:  2 hours Package contents:    Wireless headphonesUSB-C charging cableInstructions for Use