Compare Sennheiser IE 900 vs Sennheiser CX 350BT
Connectivity
Ports
Fidelity (+) MMCX (on earbuds) + 2.5mm / 3.5mm / 4.4mm connectors via cable
USB-C
Wireless Connectivity
Bluetooth 5.0
Construction
Cable
125cm balanced para-aramid reinforced cable with 2.5mm / 4.4mm connector + unbalanced para-aramid reinforced cable w/ 3.5mm connector
Carrying Case
Premium carry case with metal serial no. plate
Drivers
7mm dynamic X3R driver, pressure chamber
Form Factor
In-ear monitors
In-ear wireless headphones
Headphone Type
Dynamic headphone
Dynamic headphones
Material
One-piece precision-milled aluminum housing
Biocompatible Silicone Earpads
Microphone
MEMS
Dimensions
Weight
4 g
13 g
Function
Bluetooth Codecs
SBC, AAC, AptX, AptX Low Latency
Bluetooth Profiles
A2DP, AVRCP, HSP, HFP
Microphone Pickup Pattern
Omnidirectional
Performance
Battery Life
10 h
Frequency Response
5Hz - 48kHz
17Hz - 20kHz (- 10 dB)
Impedance
16 ohms
28 ohms
Max Sound Level
123 dB (1 kHZ/ 1 Vrms)
110 dB (1 kHz/0 dB FS) SPL
Total Harmonic Distortion
0.05% (94 dB, 1 kHz)
0.5% (1 kHz, 100 dB SPL)
Production
Accessory
Eartips: 3x Silicone (S/M/L) + 3x Foam (S/M/L)
Debut
2021-05-11
2020 CES
Made In
Germany
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