Celly Earbuds Buz2bk Black

Battery capacity 30 mAh Battery capacity (charging case) 300 mAh Battery recharge time (charging case) 1 h Battery technology Lithium Polymer (LiPo) Battery technology (charging case) Lithium Polymer (LiPo) Charging source USB Continuous audio playback time 4 h Standby time 40 h Talk time 4 h DESIGN Designed for children N Product colour Black Product type Headset ERGONOMICS Plug and Play Y

Wireless range 10 m HEADPHONES Ear coupling Intraaural Headphone frequency 20 - 20000 Hz Intraaural headphones type In-ear monitors HEADSET Headset type Binaural Microphone type Built-in MICROPHONE Microphone sensitivity -42 dB NETWORK Bluetooth Y

Bluetooth version 5.3 Frequency band 2.402 - 2.481 GHz OPERATIONAL CONDITIONS Operating temperature (T-T) 0 - 40 °C OTHER FEATURES USB connectivity Y

PACKAGING CONTENT Cables included USB Type-C Charging case capacity 300 mAh Charging case connector type USB Type-C Charging case type Wired PACKAGING DATA Package depth 25 mm Package height 48.9 mm Package type Box Package width 46.8 mm PERFORMANCE Control type Touch Control unit type On-ear control unit Country of origin China Operating keys Answer/end call, Play/Pause, Track <, Track >, Volume +, Volume - Recommended usage Calls/Music Refurbished N Wearing style In-ear PORTS & INTERFACES Connectivity technology True Wireless Stereo (TWS) USB connector USB Type-C POWER Battery type Built-in battery Charging time 30 min Maximum input power 5 mW SUSTAINABILITY

Sustainability certificates CE TECHNICAL DETAILS Charging case Y

Sustainability compliance Y

WEIGHT & DIMENSIONS Depth 18.4 mm Height 34.3 mm Left earpiece weight 3.4 g Right earpiece weight 3.4 g Weight 42 g Width 16.8 mm