PIONEER - 25 hour playback time ∙Hands-free Voice Assistant via Smartphone ∙Visually pleasing all-over colour scheme ∙Sound Quality ∙Extra-large 40 mm (1 9/16) drivers for deep bass ∙Clear, balanced, natural sound with powerful low-frequency response ∙Supports AAC codec for enhanced audio quality ∙Deep housing and earpad profile optimize acoustics and immersion ∙Frequency used: 2. 4 GHz (2. 4000 GHz 2. 4835 GHz)Type: Wireless on-ear stereo headphones ∙Driver: 40 mm (1 9/16) dynamic driver ∙Frequency response: 10 Hz 22,000 Hz ∙Wireless Functions ∙Features the latest Bluetooth 5. 0 wireless technology ∙Button activates Voice Assistant/Call Reject (press and hold center); Play/ Pause and Call Accept/End (press center); Redial (double-press center); Volume Up/Down (press up/press down); and Track Skip Forward/Back (press and hold up/press and hold down)Easy press-and-hold activation of smartphone voice assistants ∙Pair two devices with Multi-point Function, enabling call monitoring on smartphone and music playback from tablet simultaneously ∙Supports free Pioneer Notification App for Android which reads out notifications of text messages, emails, SMS, and more via headphones Transmission method: Bluetooth Version 5. 0 Output: Bluetooth Standard Protocol Power Class 2 Transmission distance: Up to 10m Multi-pairing: Max. 8 devices Battery time: Max. 25 hours of continuous transmission (including audio playback) Charging time: Approx. 2 hours Supplied with USB Type-C charging cable, instruction booklet Colour: Grey