At a Glance
Show differences only
20000 Hz
20 Hz
400 mAh
40 Hours
8 Hours
Wireless
In Ear Canalphone, In the Ear
Wireless
In Ear Canalphone, In the Ear
10 meter
Auto Pairing
10 meter
Auto Pairing
Key Feature Comparison
Detailed Specs
Brand
Boat
Boult Audio
Model
Immortal 158
Z40 Pro
Launch Date
10-Jul-24
30-Sep-23
Price
Rs. 1,399
Rs. 1,599
Price Status
Confirmed
Confirmed
Market Status
Available
Available
Compatible Devices
Mobile Phone, PC, Tablet
Mobile Phone, PC, Tablet
Box Contents
Earbuds, Charging Case, USB Cable Type C, User Manual, Warranty Card
1 Pair of Earbuds, Charging Case, Charging Cable, User Manual, Warranty Card, Additional Pair of Ear Tips
Warranty
1 Year
1 Year
Type
Wireless
Wireless
Design
In Ear Canalphone
In Ear Canalphone
Fit
In the Ear
In the Ear
Open or Closed Back
Closed Back
Closed Back
Max Frequency Response
20000 Hz
-
Min Frequency Response
20 Hz
-
Driver Type
Dynamic Driver
Dynamic Driver, 10 mm
Eartip Size
Large, Medium, Small
Large, Medium, Small
Weight
51 gm
50 gm
Dimensions
Overall :35 x 22 x 24 mm
Overall :48 x 27 x 60 mm
Colours
Black Sabre, White Sabre
Pro Midnight, Pro Dawn, Pro Jungle, Pro Lavender
Foldable Design
-
Yes
Noise Cancellation
Yes
Yes
Replaceable Earbuds
Yes
Yes
Call Control
Answer / End
Answer / End
Music Control
Volume Control
Volume Control
Connectivity
Bluetooth
Bluetooth
Bluetooth Version
5.3
5.3
Bluetooth Range
10 meter
10 meter
Bluetooth Features
Auto Pairing
Auto Pairing
Microphone
Yes
Yes
Bluetooth Profile
-
A2DP, AVRCP, HFP, HSP
Battery Capacity
400 mAh
-
Playback Time
40 Hours
8 Hours
Charging Type
USB Type-C
USB Type-C
Charging Time
2 Hours
90 Minute
Standby Time
-
100 Hours
Battery Type
-
Li-ion
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