- Ear Cup External Height (cm): 6.5
- Ear Cup External Width (cm): 6.5
- Ear Cup Internal Height (cm): 3
- Ear Cup Internal Width (cm): 3
- Ear Cup Depth (cm): 1.6
- Bluetooth profiles: HFP v1.5, HSP v1.2, A2DP v1.2, AVRCP v1.5
- Bluetooth's frequency: 2.402GHz-2.48GHz
- Bluetooth transmitted modulation: GFSK,π/4DQPSK, 8DPSK
- Bluetooth transmitter power: 0-4 dBm
- Charging time (hours from empty): 2
- Maximum play time (hours): 30
- Remote control on ear cups?: Yes
- On-ear: Yes
- Charging cable: Yes
- Foldable: Yes
- Built-in Microphone: Yes
- Fabric headband: Yes
- Wireless: Yes
- Speed charge: Yes
- Rechargeable battery: Yes
- Bluetooth: Yes
Package contents:
- 1 x JR 310BT headphones
- 1 x USB charging cable
- 1 x Sticker set
- 1 x Quick Start Guide
- 1 x Warranty card
- 1 x Warning card