OnePlus Nord Buds 3R in-ear headphones - black

USB Type-C charging port: Yes
USB Power Delivery (USB PD): Yes
Weight: 4.5 g
Depth: 23.3 mm
Width: 20.3 mm
Height: 31.1 mm
Charging case weight: 40 g
Charging case dimensions (W x D x H): 60,2 × 24 × 47,5 mm
International Protection (IP) code: IP55
Product colour: Black
Recommended usage: Calls/Music
Wearing style: In-ear
Product type: Headset
Headset type: Binaural
AC adapter included: No
Charging case connector type: USB Type-C
Charging case: Yes
Bluetooth profiles: BLE, SPP, HFP, A2DP, AVRCP
Bluetooth: Yes
Bluetooth version: 5.4
Connectivity technology: Wireless
Battery operated: Yes
Battery capacity: 58 mAh
Battery type: Built-in battery
Battery capacity (charging case): 560 mAh
Battery recharge time (charging case): 2 h
Microphone type: Built-in
Microphone sensitivity: -38 dB
Warnings: Regularly check the condition of the batteries to prevent leaks., Keep away from children., Do not use near sources of heat or flame.
Maximum input power: 10 mW
Ear coupling: In-ear
Headphone frequency: 20 - 20000 Hz
Intraaural headphones type: Earbuds
Driver unit: 1.24 cm
Noise canceling type: AI
Noise canceling: Yes