EKSA Noise Canceling Trucker Bluetooth Headset with Microphone Wireless Over Ear Headphones, 99ft Long Wireless Range, Up to 30 Hours of Talk Time, All-Day Comfort Trucker Headset with Mute Button auspowers_batchone the ceiling hooks can protect

the ceiling hooks can protect your hanging items

Wide temperature measuring range

【Package Included】 - M3 - 35pcs - M4 - 35pcs - M5 - 25pcs - M6 - 25pcs - M8 - 10pcs - M10 - 5pcs - M12 - 5pcs 【Package Quantity: 140pcs】 This set is organized by size in a transparent storage case for quick access and protection

4mm Shank Diameter

EKSA Noise Canceling Trucker Bluetooth Headset with Microphone Wireless Over Ear Headphones, 99ft Long Wireless Range, Up to 30 Hours of Talk Time, All-Day Comfort Trucker Headset with Mute Button auspowers_batchone the ceiling hooks can protectEKSA Noise Canceling Trucker Bluetooth Headset with Microphone Wireless Over Ear Headphones, 99ft Long Wireless Range, Up to 30 Hours of Talk Time, All Day Comfort Trucker Headset with Mute Button Specifications Bluetooth version Bluetooth 5. 0 Bluetooth range 30 meters Talk time 30 hours Music time 57 hours Charging time 1. 5 hours Standby time 165 hours Driver diameter 40 mm Driver impedance 32 15% Driver frequency 20 Hz ~ 20 kHz Driver sensitivity