[OnePlus Bullets Wireless Z, playback] Underruns, dropouts or crackling sound

[Sanyam Aggarwal]

After boot, Connection is successful only one time, after disconnecting, all successive attempts to connect to the Bluetooth Headest fail. In the first connection too, the voice output lags, and is crackling and has sudden spikes, causing irritation

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: pulseaudio 1:13.99.1-1ubuntu3.6
ProcVersionSignature: Ubuntu 5.4.0-47.51-generic 5.4.55
Uname: Linux 5.4.0-47-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.8
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC1: hp 1762 F.... pulseaudio
 /dev/snd/pcmC1D0c: hp 1762 F...m pulseaudio
 /dev/snd/pcmC1D0p: hp 1762 F...m pulseaudio
 /dev/snd/controlC0: hp 1762 F.... pulseaudio
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
Date: Sun Sep 13 18:12:17 2020
InstallationDate: Installed on 2020-06-23 (82 days ago)
InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
ProcEnviron:
 LANGUAGE=en_IN:en
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_IN
 SHELL=/bin/bash
SourcePackage: pulseaudio
Symptom: audio
Symptom_Card: OnePlus Bullets Wireless Z
Symptom_Type: Underruns, dropouts, or "crackling" sound
Title: [OnePlus Bullets Wireless Z, playback] Underruns, dropouts or crackling sound
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 06/04/2015
dmi.bios.vendor: Insyde
dmi.bios.version: F.0B
dmi.board.asset.tag: Type2 - Board Asset Tag
dmi.board.name: 80C1
dmi.board.vendor: Hewlett-Packard
dmi.board.version: 96.11
dmi.chassis.asset.tag: Chassis Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: Hewlett-Packard
dmi.chassis.version: Chassis Version
dmi.modalias: dmi:bvnInsyde:bvrF.0B:bd06/04/2015:svnHewlett-Packard:pnHPNotebook:pvrType1ProductConfigId:rvnHewlett-Packard:rn80C1:rvr96.11:cvnHewlett-Packard:ct10:cvrChassisVersion:
dmi.product.family: 103C_5335KV G=N L=CON B=HP
dmi.product.name: HP Notebook
dmi.product.sku: M9U99PA#ACJ
dmi.product.version: Type1ProductConfigId
dmi.sys.vendor: Hewlett-Packard