Aiwa HST-250BT/TN headphones/headset Wired & Wireless Head-band Calls/Music Micro-USB Bluetooth Black

Head-band cushion: Yes
Weight: 213 g
Width: 160 mm
Height: 78 mm
Depth: 180 mm
Suggested gender: Boy/Girl
Designed for children: No
Recommended age group: Adult/Child
Plug and Play: Yes
Compatible memory cards: MicroSD (TransFlash)
Suitable for indoor use: Yes
Suitable for outdoor use: Yes
Product colour: Black
Headset type: Binaural
Recommended usage: Calls/Music
Product type: Headset
Foldable: Yes
Cable length: 1.5 m
Maximum memory card size: 32 GB
Wearing style: Head-band
Backlight: No
Adjustable headband: Yes
Detachable cable: Yes
Pouch: Yes
Cables included: Audio (3.5mm), Micro-USB
Ear pad material: Leatherette
USB connector: Micro-USB
Bluetooth profiles: A2DP, AVRCP, HFP, AVDTP, AVCTP
3.5 mm connector: Yes
Bluetooth: Yes
Bluetooth version: 5.0
Wireless range: 10 m
Connectivity technology: Wired & Wireless
Talk time: 13 h
Battery operated: Yes
Continuous audio playback time: 12 h
Battery technology: Lithium Polymer (LiPo)
Battery type: Built-in battery
Battery capacity: 250 mAh
Charging source: USB
Battery voltage: 3.7 V
Battery recharge time: 2 h
Microphone type: Built-in
Ear coupling: Circumaural
Impedance: 32 Ω
Headphone frequency: 20 - 20000 Hz
Driver unit: 4 cm