Volkano Wireless Bluetooth Headphones - Impulse Series (Black/Red/White)

• Model: Volkano Impulse Series Bluetooth Headphones
• Connectivity: Bluetooth wireless and wired options
• Bluetooth Version: 5.3
• Bluetooth Range: Up to 10 m
• Driver Size: 40 mm dynamic drivers
• Impedance: 32 ohms
• Frequency Response: 20 Hz – 20 kHz
• Sensitivity: ~105 dB ±3 dB
• Chipset: JL-series chipset
• Supported Bluetooth Profiles: A2DP, AVCTP, AVDTP, AVRCP, HFP, SPP, SMP, ATT, GAP, RFCOMM, SDP, L2CAP
• Built-in FM Radio: Yes (tune stations without a phone)
• TF/MicroSD Card Playback: Yes (play music directly from card)
• Aux Input: Yes (3.5 mm wired listening option)
• Hands-Free Calling: Yes (with built-in microphone)

Battery & Power

• Battery Capacity: 500 mAh (3.7 V) rechargeable battery
• Playtime: Up to 15 hours (at ~50% volume), about 12 hours at maximum volume
• Charging Port: USB-C
• Charging Time: Approx. 2.5 hours
• Charging Input: DC 5V

Physical & Design

• Foldable Frame: Yes (compact for travel/storage)
• Comfort: Over-ear cushioned earcups
• Weight: Typical over-ear headphone weight (not formally specified)
• Colour Options: Often available in multiple colours such as Black, White, Red, Silver (varies by region and stock)

What’s in the Box

• Volkano Impulse Series Bluetooth Headphones
• USB-C Charging Cable
• Aux (3.5 mm) Cable
• Instruction Manual

Key Features Summary

• Wireless Bluetooth streaming plus wired aux option
• FM radio and TF card playback for versatile listening
• Long battery life for all-day use
• Built-in mic for calls
• Comfortable foldable design for portability