Sennheiser CX 7.00BT vs. Poly Savi 8240-M D2

Headphones Comparison, Reviews and Tests

In depth comparison and review of Sennheiser CX 7.00BT and Poly Savi 8240-M D2. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.

Headphones Specifications Comparison

Sennheiser CX 7.00BT vs. Poly Savi 8240-M D2 Comparison Chart
DESIGN AND DIMENSIONS Sennheiser CX 7.00BT Poly Savi 8240-M D2
Product Type Earphones - Bluetooth - wireless - NFC Headset
Colour Black -
Recommended Use Portable electronics -
SOUND QUALITY Sennheiser CX 7.00BT Poly Savi 8240-M D2
Headphones Form Factor In-ear -
Headphones Technology Dynamic -
Connectivity Technology Wireless -
Wireless Technology Bluetooth -
Bluetooth Version Bluetooth 4.1 -
Bluetooth Profiles Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) -
Sound Output Mode Stereo -
Frequency Response 17 - 21000 Hz -
Total Harmonic Distortion (THD) 0.5% -
Max Sound Pressure 112 dB -
MICROPHONE Sennheiser CX 7.00BT Poly Savi 8240-M D2
Type On-cable -
Microphone Operation Mode Omni-directional -
Sensitivity -44 dBV/Pascal -
CABLE Sennheiser CX 7.00BT Poly Savi 8240-M D2
Cable Type USB charge cable -
BATTERY AND CHARGING Sennheiser CX 7.00BT Poly Savi 8240-M D2
Battery Type Headphone battery rechargeable - Lithium Ion -
Battery Capacity 170 mAh -
Battery Life 10 hour(s) -
Charging Time 1.5 hour(s) -
OTHERS Sennheiser CX 7.00BT Poly Savi 8240-M D2
Included Accessories Carrying pouch, 4 ear tips (extra small, small, medium, large) -
Other projects: