I have been an admirer of JBL’s Bluetooth earphones for a while now. I have been using its E25BT model (Rs 3,499) for the past few months and have had little reason to complain. They fit superbly and offer stunning, bass-heavy sound for a remarkably affordable price. So when the new JBL Endurance Sprint arrived for review, priced similarly at Rs 3,999, my expectations were naturally high. Here’s how they did:
Design
The Endurance Sprint is a pair of waterproof earphones designed specifically for athletes. That doesn’t mean they’re necessarily light: this is an around-ear design on the bulkier side. Getting them

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