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Reloop INP-9 vs. Apple AirPods (2nd Generation) with Charging Case + 7
Frequency range (max)
21000 Hz
40000 Hz
40000 Hz
20000 Hz
20000 Hz
20000 Hz
Frequency range (min)
10 Hz
5 Hz
4 Hz
4 Hz
20 Hz
20 Hz
20 Hz
Impedance
14 Ω
47 Ω
47 Ω
31 Ω
32 Ω
32 Ω
Microphone
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Power handling capacity
Sensitivity
104.5 dB/mW
104.5 dB/mW
110 dB/mW
Wired (Headphone> Audio source)
Yes
No
No
Yes
Yes
No
Yes
No
No
Type of connector
3.5mm
3.5mm
2.5mm, 3.5mm
Wireless
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Wireless connection
Bluetooth
Bluetooth
Bluetooth
Bluetooth
Bluetooth
Bluetooth
Bluetooth
Bluetooth
Bluetooth codec
AAC
AAC
aptX, aptX HD, LDAC, SBC, AAC
LDAC, SBC, AAC
SBC, AAC, Scalable
SBC, AAC
SBC, AAC
SBC, AAC, Scalable
Bluetooth profile
A2DP
HSP, GAP
HFP, HSP, A2DP, AVRCP
HFP, HSP, A2DP, AVRCP
HFP, A2DP, AVRCP
HFP, HSP, A2DP, AVRCP
HFP, HSP, A2DP, AVRCP
HFP, A2DP, AVRCP
Bluetooth version
5.0
5.0
4.2
5.0
5.0
4.1
5.0
5.0
Battery life (in use)
5 h
4.5 h
30 h
30 h
11 h
20 h
6 h
6 h
Attachment type
Ear canal
Ear canal
Ear canal
Headband
Headband
Ear canal
Headband
Ear canal
Ear canal
Available colours
Black, Silver, Red
White, Blue, Red, Green
White
Black, White, Silver, Grey, Beige, Pink
Black, White, Silver, Pink
Black, White, Silver, Blue, Red, Purple
Black, Silver, Grey, Blue, Yellow, Gold, Pink
Black, White, Silver, Pink
Black, White, Silver, Brown, Blue, Red, Pink, Bronze
Driver size
40 mm
40 mm
11.8 mm
40 mm
6 mm
12 mm
Product weight
15 g
8 g
10.8 g
255 g
254 g
6.3 g
235 g
8.5 g
5.6 g
Features
Buttons/controls adapted for iPhone, True Wireless
Buttons/controls adapted for iPhone, Suitable for gaming, Active noise cancellation (ANC), QI Charging, True Wireless
Detachable cable, Folding, Supports NFC, Charging via USB, Active noise cancellation (ANC)
Folding, Supports NFC, Charging via USB, Active noise cancellation (ANC)
Detachable cable, QI Charging, True Wireless
Detachable cable, Folding, Multi Point, Supports NFC, Buttons/controls adapted for iPhone, Charging via USB, Active noise cancellation (ANC)
Folding, Supports NFC, Active noise cancellation (ANC), True Wireless
Buttons/controls adapted for iPhone, Active noise cancellation (ANC), QI Charging, True Wireless
IP code (level of dust/water resistance)
IPX4
IPX2
IPX4
IPX2
Acoustic design
Open
Closed
Closed
Closed
Closed
Closed
Closed
Closed
Control
Volume
Play/Pause, Next song, Previous song, Volume, Answer button
Play/Pause, Next song, Previous song, Volume, Answer button
Play/Pause, Next song, Previous song, Volume, Answer button
Play/Pause, Next song, Previous song, Volume
Play/Pause, Next song, Previous song, Volume, Answer button
Volume
Volume
Driver technology
Dynamic
Dynamic
Dynamic
Dynamic
Dynamic
Dynamic
Dynamic
Dynamic
Type
Stereo 2.0
Stereo 2.0
Stereo 2.0
Stereo 2.0
Stereo 2.0
Stereo 2.0
Stereo 2.0
Stereo 2.0
Stereo 2.0
Release year
2013
2021
2021
2018
2020
2021
2017
2021
2021