Conceptronic Alvah02b. Type of product: Headphones. Connection technology: with cable and without cable, Bluetooth. Recommended use: music and calls. Headphone frequency: 20 - 20000 Hz. Weight: 233 g. Product color: Black

Type of product	Headphones
Style of use	Pavilion
Recommended use	Music and calls
Product color	Black
Type of headphones	Stereo
Folding	Yup
Signal / noise ratio (SNR)	80 dB
Adjustable hair band	Yup
Country of origin	China
Connection technology	With cable and without cable
3.5 mm connector	Yup
Bluetooth	Yup
Bluetooth profiles	A2DP, AVRCP, HFP, HSP
Bluetooth version	5.4
Headphone design	Circumaurale
Maximum incoming power	5 MW
Headphone frequency	20 - 20000 Hz
Impedance	32 Ω
Elimination of noise	Yup
Type of noise reduction	Active
Type of microphone	Integrated
Battery operation	Yup
Type of battery	Integrated battery
Battery capacity	400 mAh
Continuous audio reproduction	30 h
Talk time	25 h
Battery voltage	3.7 V
Battery capacity	1,48 WH
Width	175 mm
Depth	192 mm
Height	81 mm
Weight	233 g
Width packaging	155 mm
Depth packaging	95 mm
Packaging height	217.5 mm
Packing weight	468 g
Quick Guide	Yup
Case for transport	Yup
Cables included	Audio (3.5mm), From USB Type A to USB Type C
Harmonized system code (SA)	8517629400
Pallet width	120 cm
Pallet length	80 cm
Pallet height	144 cm
NUMBER OF CARTONS FOR PALLET	18pcs
Main box width	795 mm
Main cardboard length	395 mm
Main box height	215 mm
Main cardboard weight	10.6 kg
Quantity for main cardboard	20 pcs
Certificates of conformity	CE, ROHS
Compliance with sustainability	Yup