A pair of practical in-ear headphones from Pioneer. The wireless range is 10 metres.
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Pioneer SE-C7BT(R) Hifi In-Ear Headphones (Aluminum case, Control Panel, Microphone, Bluetooth, NFC, 7 Hour Playback, lightweight-compact-ready, for iPhone, Android Smartphones), Red
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Pioneer SE-C7BTR RED Bluetooth and Mic In-Ear Headphones - Red
OnBuy
Pioneer SE-C7BTW WHITE In-Ear Bluetooth and Mic Headphone - White