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Sennheiser CX 7.00BT In-Ear Bluetooth Wireless Neckband 507357
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Sennheiser CX 7.00 Bluetooth Neckband Earphone with Mic Bluetooth 4.1 with Qualcomm Apt-X, NFC one Touch Pairing, 10 Hour Battery Life, Black - JioMart
Sennheiser CX 7.00BT In-Ear Wireless Review - Major HiFi