ELECTRONIC NEAR-CONTROL EARMUFFS WITH BLUETOOTH PRODUCT DESCRIPTION: YT-74626 earmuffs with a wireless communication module using Bluetooth technology. They enable pairing with most smartphones, tablets, some laptops, and other Bluetooth-enabled devices. Four function buttons on the side of one of the cups allow you to adjust the volume, answer and end calls, and skip to the next music track, among other things. The earmuffs can also be connected to some smartphones using the included jack cable. The built-in AUX port allows you to listen to music in stereo, as well as receive the caller's audio during a phone call (in this case, the voice is transmitted through the phone's microphone). Technical data: attenuation effectiveness: SNR 29 dB; maximum talk time: 8 hours; charging time: 3.5 hours; 750mAh lithium-polymer (Li-Po) battery allows for operation even in low temperatures and is characterized by high mechanical durability; Weight: about 350 grams; Working comfort: . large and wide cushions distribute the pressure over a larger surface of the head and do not put pressure on the auricles; the flat, adjustable 35 mm wide headband with a flexible support distributes the pressure over a larger surface of the head, making the headband almost imperceptible even after several hours of work; Cushion dimensions: . dimension A: about 35 mm; dimension B: about 70 mm; DETAILED INFORMATION Brand: Yato; Symbol: YT-74626; Series: GRD; Material: ABS, foam, PVC, POM; Type: EM-9001B; Weight: 348 g; Battery capacity: 750 mAh; Functions: built-in microphones, AUX port; Adjustable: yes; Low battery indicator: yes; Data transfer standard: Bluetooth; Standard: EN 352-1:2002, EN 352-4:2001 + A1:2005, EN 352-6:2002, EN 352-8:2008; Protection category: III; SNR attenuation value: 29 dB; Battery voltage: 3.7 V dc; Battery type: Li-Po; Operating time: 30 h; Charging time + 3.5 h; Charger: USB; Automatic shut-off: 2 h; Durability, perfect workmanship, excellent materials, high-quality steel are the technical features of YATO products, whose offer covers three areas: service, construction and garden. Exceptional durability and strength predispose YATO to applications wherever achieving optimal results while saving time and costs is important.